docs: def convert2hdf5(platform_name):
      """Retrieve original RSR data and convert to internal hdf5 format"""
      import h5py
  
      modis = ModisRSR('20', platform_name)
      mfile = os.path.join(modis.output_dir,
                           "rsr_modis_{platform}.h5".format(platform=platform_name))
  
      with h5py.File(mfile, "w") as h5f:
          h5f.attrs['description'] = 'Relative Spectral Responses for MODIS'
          h5f.attrs['platform_name'] = platform_name
          h5f.attrs['band_names'] = MODIS_BAND_NAMES
  
          for chname in MODIS_BAND_NAMES:
              modis = ModisRSR(chname, platform_name)
              grp = h5f.create_group(chname)
              grp.attrs['number_of_detectors'] = len(modis.rsr.keys())
              # Loop over each detector to check if the sampling wavelengths are
              # identical:
              det_names = modis.rsr.keys()
              wvl = modis.rsr[det_names[0]]['wavelength']
              wvl_is_constant = True
              for det in det_names[1:]:
                  if not np.alltrue(wvl == modis.rsr[det]['wavelength']):
                      wvl_is_constant = False
                      break
  
              if wvl_is_constant:
                  arr = modis.rsr[det_names[0]]['wavelength']
                  dset = grp.create_dataset('wavelength', arr.shape, dtype='f')
                  dset.attrs['unit'] = 'm'
                  dset.attrs['scale'] = 1e-06
                  dset[...] = arr
  
              # Loop over each detector:
              for det in modis.rsr:
                  det_grp = grp.create_group(det)
                  wvl = modis.rsr[det]['wavelength'][
                      ~np.isnan(modis.rsr[det]['wavelength'])]
                  rsp = modis.rsr[det]['response'][
                      ~np.isnan(modis.rsr[det]['wavelength'])]
                  det_grp.attrs[
                      'central_wavelength'] = get_central_wave(wvl, rsp)
                  if not wvl_is_constant:
                      arr = modis.rsr[det]['wavelength']
                      dset = det_grp.create_dataset(
                          'wavelength', arr.shape, dtype='f')
                      dset.attrs['unit'] = 'm'
                      dset.attrs['scale'] = 1e-06
                      dset[...] = arr
  
                  arr = modis.rsr[det]['response']
                  dset = det_grp.create_dataset('response', arr.shape, dtype='f')
                  dset[...] = arr